The Iowa State University Economics Club and club adviser Peter Orazem sponsor an annual trip to the Berkshire Hathaway's annual shareholders' meeting in Omaha. The trip is open to all interested students and department members.
In 2014, Professors Orazem and Hayes accompanied eleven undergraduate students. In 2015, the Iowa State Economics Club was chosen to participate in a special two-hour Q&A session with Berkshire Hathaway CEO Warren Buffett. In 2016, eighteen students attended with Professor Orazem and Brent Moore. In 2017, fifteen members of the department and the Economics Club traveled to Omaha on May 6. In 2018, seventeen econ and other department members attended the annual meeting. In 2019, Professor Orazem, Darin Wohlgemuth, and Brent Moore hosted 21 econ students.